package com.example.mapper;

import com.example.pojo.Emp;
import org.apache.ibatis.annotations.*;

import java.time.LocalDate;
import java.util.List;

@Mapper
public interface EmpMapper {

//    @Select("select count(*) from emp")
//    public Long count();

//    /**
//     * 分页查询，获取列表数据
//     * @param start
//     * @param pageSize
//     * @return
//     */
//    @Select("select * from emp limit #{start},#{pageSize}")
//    public List<Emp> page(@Param("start") Integer start, @Param("pageSize") Integer pageSize);

    /**
     * 员工信息查询
     * @return
     * @param name
     * @param gender
     * @param begin
     * @param end
     */
//    @Select("select * from emp")
    public List<Emp> list(@Param("name") String name, @Param("gender") Short gender, @Param("begin") LocalDate begin, @Param("end") LocalDate end);

    void delete(@Param("ids") List<Integer> ids);

    @Insert("insert into emp(username, name, gender, image, job, entrydate, dept_id, create_time, update_time) " +
            "values(#{username}, #{name}, #{gender}, #{image}, #{job}, #{entrydate}, #{deptId}, #{createTime}, #{updateTime})")
    void insert(Emp emp);

    @Select("select * from emp where id = #{id}")
    Emp getById(Integer id);

    void update(Emp emp);

    @Select("select * from emp where username = #{username} and password = #{password}")
    Emp getByUsernameAndPassword(Emp emp);

    @Delete("delete from emp where dept_id = #{deptId}")
    void deleteByDeptId(Integer deptId);
}
